Company email (April 2018):
"Unfortunately all Acorn products, both in cask and bottles, are currently produced using Isinglass, making them unsuitable for vegans."
Company Email (circa 2011):
"Thank your for your enquiry regarding our beers. Unfortunately, there is Isinglass used in the production of the beer so therefore, this would make our beers unsuitable for vegans.
All our beer is produced on site by ourselves and not by anyone else, so you would not be able to obtain it elsewhere vegan friendly"
Company Email (circa 2010):
"We use isinglass finings in all our beers."
Acorn Yorkshire Pride
Not Vegan
This product is listed as not vegan friendly.
What the company told us
Correspondence on record, with the date of each entry.